Bay Area Weather Intelligence
Weather mapping shaped by the Bay's layered microclimates.
A cleaner view into live forecasts, terrain-aware visualizations, and neighborhood-scale weather patterns across the region.
Live view
Current Bay Area map preview
Live Bay Area preview
Live data
Comfort score
0-100
Featured fog tools
Bay Area fog forecast and climatology
Check the live marine layer map for the next 36 hours, then compare annual fog-hour patterns across San Francisco, the coast, Marin, Oakland, the Peninsula, and inland valleys.
Designed around layers
Cleaner entry points into maps, terrain, and weather context.
Live weather layers
Real-time map views blend comfort, clouds, wind, and temperature into a more useful read on Bay Area conditions.
Open map →Atmospheric 3D views
Explore terrain-aware fog and weather scenes that make elevation, marine pushes, and inland heat easier to compare.
View 3D →Microclimate reporting
Forecast explainers and local weather stories connect the map data to what people actually feel across the region.
Read more →Editorial layer
Fresh reporting from the weather guide
Why the Bay Area Has So Many Microclimates
A 10-mile drive in the Bay Area can mean a 20-degree temperature change. Here is why the region has more distinct microclimates than anywhere else in California.
6 min read →
Best Months for Hiking in the Bay Area
Bay Area hiking has two ideal windows: spring wildflower season (April to May) and fall clearing season (September to October). Summer is complicated, and winter is muddy. Here is how to plan.
6 min read →
Bay Area Rainy Season: When It Starts, Peaks and Ends
The Bay Area rainy season runs November through March. In San Francisco, the first rain typically falls around October 14 and the first soaking storm around November 3.
7 min read →Popular articles
Most-seen weather guides
Levi's Stadium Weather: 49ers Game-Day Guide for 2026
San Francisco Bay Water Temperature: Today & Monthly
San Francisco Rainfall: How Much and How Often It Rains
San Francisco Weather by Neighborhood: Sunniest to Foggiest
Best Weather for SF Giants Games at Oracle Park
Napa Valley Weather Guide: Best Times to Visit and What to Expect
Why the Bay Area Has So Many Microclimates
Why Is the Pacific So Cold in California? Currents, Upwelling and Fog
Bay Area Coastal vs. Inland: 30-Degree Temperature Differences